Rivulated parrotfish (Scarus rivulatus)

Scientific name: Scarus rivulatus Valenciennes, 1840

Rivulated parrotfish (Scarus rivulatus)

The Rivulated parrotfish (Scarus rivulatus) is a marine fish of the family Scaridae. Native range: Western Pacific, Thailand to New Caledonia, north to the Ryukyu Islands, south to Perth and New South Wales in Australia. Recently recorded from Tonga.

Biology

Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 9. Males easily recognized by the yellow pectoral fins and orange cheeks. Females plain grey with pale lines along abdominal area. The initial phase closely resembles that of S. globiceps and S. psittacus. Differences lie in the number of scale row and scales in the ventral side.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Scarus rivulatus
Family
Scaridae (Parrotfishes)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
40.0
Common length
20.0
Environment
Marine; reef-associated
Climate
Tropical
Distribution
Western Pacific: Thailand to New Caledonia, north to the Ryukyu Islands, south to Perth and New South Wales in Australia. Recently recorded from Tonga.
Conservation status (IUCN)
Least Concern (LC)
Threat to humans
Harmless
Uses
Fisheries: commercial
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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